Add a receiver interface to RemovableStorageNotifications.

chrome/browser/system_monitor/image_capture_device_manager.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_SYSTEM_MONITOR_IMAGE_CAPTURE_DEVICE_MANAGER_H_
 #define CHROME_BROWSER_SYSTEM_MONITOR_IMAGE_CAPTURE_DEVICE_MANAGER_H_
 
 #import <Foundation/Foundation.h>
 #include <string>
 
 #include "base/memory/scoped_nsobject.h"
+#include "chrome/browser/system_monitor/removable_storage_notifications.h"
 
 @protocol ICDeviceBrowserDelegate;
 @class ImageCaptureDevice;
 @class ImageCaptureDeviceManagerImpl;
 
 namespace chrome {
 
 // Upon creation, begins monitoring for any attached devices using the
 // ImageCapture API. Notifies clients of the presence of such devices
 // (i.e. cameras,  USB cards) using the SystemMonitor and makes them
 // available using |deviceForUUID|.
 class ImageCaptureDeviceManager {
  public:
   ImageCaptureDeviceManager();
   ~ImageCaptureDeviceManager();
 
   // The UUIDs passed here are available in the device attach notifications
   // given through SystemMonitor. They're gotten by cracking the device ID
   // and taking the unique ID output.
   static ImageCaptureDevice* deviceForUUID(const std::string& uuid);
 
   // Returns a weak pointer to the internal ImageCapture interface protocol.
   id<ICDeviceBrowserDelegate> device_browser();
 
+  // Sets the receiver for device attach/detach notifications.
+  // TODO(gbillock): Move this to be a constructor argument.
+  void SetNotifications(RemovableStorageNotifications::Receiver* notifications);
+
  private:
   scoped_nsobject<ImageCaptureDeviceManagerImpl> device_browser_;
 };
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_SYSTEM_MONITOR_IMAGE_CAPTURE_DEVICE_MANAGER_H_